<div class="navbar navbar-default navbar-fixed-top">
  <div class="navbar-header">
      <a class="navbar-brand" href="#/start">开饭啦</a>
    <button class="navbar-toggle">
      <span class="icon-bar"></span>
      <span class="icon-bar"></span>
      <span class="icon-bar"></span>
    </button>
  </div>
  <div class="collapse navbar-collapse">
    <div class="navbar-right">
      <form class="navbar-form">
        <div class="form-group has-feedback">
          <input type="text" class="form-control">
          <span class="form-control-feedback glyphicon glyphicon-search"></span>
        </div>
      </form>
    </div>
  </div>
</div>